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A322752
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Number of "funny trees" on n nodes.
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0
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OFFSET
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1,2
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COMMENTS
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For precise definition see Example 15.3.7 of Bona (2015).
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REFERENCES
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Miklos Bona, editor, Handbook of Enumerative Combinatorics, CRC Press, 2015, page 1002.
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LINKS
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CROSSREFS
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KEYWORD
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nonn,more
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AUTHOR
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STATUS
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approved
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